File:Figure 16..png

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Block of Herrin (No. 6) Coal showing the "blue band" and two well developed sets of cleat at right angles to each other. (Scale in cm.)

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	Date/Time	Thumbnail	Dimensions	User	Comment
current	14:55, February 14, 2024		560 × 607 (239 KB)	Samantha.Hager (talk \| contribs)

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Software used	Adobe Photoshop 25.4 (Windows)
Date and time of digitizing	07:33, February 14, 2024
File change date and time	07:53, February 14, 2024
Date metadata was last modified	07:53, February 14, 2024
Unique ID of original document	xmp.did:76df123f-188d-3c4b-81ca-167bbcd44881
Horizontal resolution	47.24 dpc
Vertical resolution	47.24 dpc